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ESCO Air Conditioning Exam| UPDATE |QUESTIONS AND VERIFIED ANSWERS|GUARANTEED PASS

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ESCO Air Conditioning Exam| UPDATE |QUESTIONS AND VERIFIED ANSWERS|GUARANTEED PASS

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ESCO Air Conditioning Exam|2025-2026
UPDATE |QUESTIONS AND VERIFIED
ANSWERS|GUARANTEED PASS
Heat which causes a change in temperature of a substance is called

 Sensible heat



Heat added to a substance without a rise in temperature

 Latent heat



Heat added to the refrigerant in a vapor state after the evaporation process is called

 Superheat



Scroll compressor move refrigerant by

 Involute Spirals



The movement of heat by way of fluid is called

 Convection



The movement of heat by direct contact is

 Conduction

, |


The standard unit for measuring the quantity of heat in a substance is

 BTUs



Refrigerant gives up heat when

 It condenses



Why must refrigerant in the suction line be slightly warmer than the saturation temperature?

 Prevent liquid slugging of the compressor



The state of the refrigerant in the suction line should be

 Low pressure / Low temperature vapor



The state of the refrigerant entering the condenser is

 High pressure / Highly superheated vapor



The evaporator

 Transfers heat from the refrigerated space to the refrigerant



Which of the following is not a thermodynamic property of refrigerants

 Flammability



The sequential order of steps in the vapor compressions process are



|

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